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What is difference between primary key and unique key? tririd.com

They both uniquely identify the tuple in table in Database. But there is some difference between them as 1. The not null constraint is by default added to primary key, it means, primary key attribute cannot accept null values, Primary Key can’t accept null values but unique key can accept only one null value. 2. […]

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What is MVC? tririd.com

MVC is a software architecture – the structure of the system – that separates domain/application/business (whatever you prefer) logic from the rest of the user interface. It does this by separating the application into three parts: the model, the view, and the controller. The architectural pattern that separates an application into three main logical components: […]

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SEO service India – tririd.com

SEO stands for “Search Engine Optimization.” It is the process of getting traffic from the “free,” “organic,” “editorial” or “natural” search results on search engines. All major search engines such as Google, Bing and Yahoo have primary search results, where web pages and other content such as videos or local listings are shown and ranked […]

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Search Engine Optimization Services in India

There is a lots of competition in online business and everybody wishes to stay on the top. So, Search Engine Optimization (SEO) is the only way to climb above the competition also to enhance the occurrence of your business online. Our SEO specialists know well how to upgrade the traffic of your website and get […]

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